# -*- coding: utf8 -*-
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# org.onap.vvp/validation-scripts
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import os

from tests.helpers import validates


INVALID_EXTS = {
    ".aki",
    ".ami",
    ".ari",
    ".iso",
    ".qcow2",
    ".raw",
    ".vdi",
    ".vhd",
    ".vhdx",
    ".vmdk",
    ".bare",
    ".ova",
    ".ovf",
    ".docker",
}


@validates("R-348813")
def test_no_image_files_included(template_dir):
    filenames = (f.lower() for f in os.listdir(template_dir))
    exts = {os.path.splitext(f)[1] for f in filenames}
    bad_exts = exts.intersection(INVALID_EXTS)
    msg = (
        "Image files are not allowed in the template package.  Files with "
        + "the following extensions were found: {}".format(", ".join(bad_exts))
    )
    assert not bad_exts, msg